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Product Details:
Payment & Shipping Terms:
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| Product Name: | Silk Fibroin Powder | Appearance: | White Powder |
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| CAS No: | 9009-99-8 | Part: | Whole Part |
| Grade: | Cosmetic Grade | Extraction Type: | Solvent Extraction |
| Test Method: | HPLC | Shelf Life: | 24 Months |
| High Light: | Silk Fibroin Powder Cosmetic Grade,Oral Personal Care Silk Fibroin Powder |
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Product Description:
Silk fibroin powder is a kind of macromolecular silk fibroin in powder form, which is made from the silk fibroin degummed under high pressure, requires special craft processing and smash through physical methods. Its molecular weight of is about 250000. It is tasteless, odorless, slightly soluble in water and insoluble in alcohol .
The silk fibroin powder is an excellent natural moisturizing factor because of the presence of hydrophilic gene in the structure of silk. This has certain preventive on skin protection. It will make the better sun-screening effect by using the compound of silk fibroin powder and sun-screening agent in sunscreen products.
Silk fibroin powder has excellent air permeability, users would feel particularly smooth after applying cosmetics containing silk fibroin powder.
| Items | Specification |
| Coarse silk fibroin powder | Average particle size: 40 microns |
| Superfine silk fibroin powder | Average particle size: 10 Microns |
| Superfine silk fibroin powder | Mean particle diameter: 5 micrometers |
| Ultrafine and ultra-micro silk fibroin powder | Mean particle diameter: 2 micrometers |
| Nanometer silk fibroin powder | Mean particle diameter: 350 nanometers |
COA of Silk Fibroin Powder:
| Items | Indicators |
| Characters | White or slight grayish yellow powders |
| Total Nitrogen (%) | ≥14.5 |
| Weight loss on drying (%) | ≤6.0 |
| Residue on ignition (%) | ≤4.0 |
| PH value | 5.0-7.0 |
Application of Silk Fibroin Powder:
1. Silk fibroin powder applied in cosmetic industry, silk fibroin powder is mainly used as the additive;
2. Silk fibroin powder applied in food industry, silk fibroin powder is easy to permeate the derma layer of skin and get absorbed, nurturing skin as well.
Contact Person: Maria
Tel: +86 180 6675 5943
